35.45% is the change from 488 to 661
Calculation steps:
[( 661 - 488 ) ÷ 488] x 100 = 35.45%
Formula
Percentage change = [(661 - 488) / 488] x 100
Subtract the new number by the original number
661 - 488 = 173
173 ÷ 488 = 0.35450819672131145
0.35450819672131145 x 100 = 35.45%